Minnesota Plumbing Exams
The Minnesota Plumbing License Exam covers many topics including: Vents & Venting; Administrative Procedures; Fixtures; Drainage Systems and more. Whether you live in Minneapolis, Saint Paul, Rochester or another city or county, the resources below will help you get started:
Prepare to Pass the Actual Plumbing Exam:
600 Plumber Exam Questions, Flash Cards, and Testing Tips
Need of a License: Journeyman and master plumbers need a license to work in Minnesota.
Who Grants a License: Plumbing licenses are issued by the Minnesota Department of Labor and Industry.
Procedures for Getting a License: Exams are given twice a year (March and September). Applications for the March exam must be submitted between Jan 1 and Feb 15. Applications for the September exam must be submitted between July 1 and Aug 15.
Qualifications to take the Exam and receive a License: A candidate for the journeyman plumbing license must hold a current apprentice plumbing registration, a restricted journeyman or master plumber license for a minimum of 2 years and have over 7,000 hours of practical experience over four years in certain areas. A candidate for master plumber must have 5 years of practical experience and a journeyman license, a restricted master plumber license for a minimum of 5 years or a master license from another state that has equivalent standards.
Test Content: The exam is 5 ½ hours long. The exam is open book and the Department of Labor and Industry provides excerpts of the plumbing code to use during the test.
How to Apply for the Test: You can access the plumber application online.
Mail the completed application to:
Department of Labor and Industry
Licensing and Certification Services
PO Box 64222
St. Paul, MN 55164-0222
Call (651) 284-5031 for more information.
Fees: There are fees to take the test.
License Renewal: Licenses must be renewed every year. There is no continuing education requirement.
Applicable Code: Minnesota follows the Minnesota Plumbing Code.
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For more information on licensing and exam preparation, go to Tests.com's
Journeyman Plumbing Test Guide
And take Tests.com's Plumbing Practice Test.
Prepare to Pass the Actual Plumbing Exam:
600 Plumber Exam Questions, Flash Cards, and Testing Tips